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如图,△ABC中,D、E分别为AC、BC边上的点,AB∥DE,CF为AB边上的中...
如图,△ABC中,D、E分别为AC、BC边上的点,AB∥DE,CF为AB边上的中线,若AD=5,CD=3,DE=4,则BF的长为( )
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131101185413140605063/SYS201311011854131406050014_ST/images0.png)
A.
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131101185413140605063/SYS201311011854131406050014_ST/0.png)
B.
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131101185413140605063/SYS201311011854131406050014_ST/1.png)
C.
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131101185413140605063/SYS201311011854131406050014_ST/2.png)
D.
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131101185413140605063/SYS201311011854131406050014_ST/3.png)
考点分析:
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